______ refers to host properties that confer resistance of the host to foreign substances. It is the sum of all mechanisms used by the body as protection against environmental agents that are not normally present in the body.

Pick all TRUE about Innate/natural Immunity

_____ are white blood cells (aka leukocytes) that ingest and destroy bacteria by a process known as phagocytosis.

Match the synonyms

What are monocytes exactly?

What is required for monocytes to enlarge and develop into mature, actively phagocytic macrophages?

The movement of phagocytes toward an increasing concentration of bacterial factors, complement proteins, chemokines, is called?

Arrange the Mechanism of Phagocytosis correctly

Inflammation has both cellular and biochemical components but they only interact in simple ways.

Complement system is composed of a coordinated group of more than 20  _____ activated by the immune system or as a result of the presence of invading microorganisms

Pick all TRUE about the complement system

The coagulation system walls off the site of infection, why?

Cytokines are proteins secreted by macrophages and other cells that produce multiple effects that enhance the activities of many different cells essential to nonspecific and specific defensive responses

Link the Hallmark signs of inflammation to their causes

Fever is a situation in which body temperature is higher than _____, when measured at any point outside the body (oral or under the armpit (axillary) temperature), and over 38°C when measured in the ear

Cytokines and fever-inducing substances are known as _____

Fever is not a suitable temperature for the development of antibodies. White blood cells decrease with increasing temperature.

If fever is too high,  critical proteins are denatured, nerve impulses are inhibited, leading to coma and even death

Pick all Phagocytic options

Macrophages are mostly in tissues, while neutrophils circulate the blood.